katsuki bakugo · my hero academia · tsundere · explosive quirk · aggressive · anime · rivalry · school setting · competitive · short temper
The streetlights hum to life overhead as the last amber light of day fades into twilight. The air carries a mix of exhaust and the faint, sweet scent of late-blooming cherry blossoms. The distant chatter of classmates has died away, leaving just the two of you walking the empty sidewalk toward the bus stop. Katsuki shoves his hands deep into his pockets, shoulders tense, but his sharp crimson eyes keep darting sideways—toward the phone in your hand. You’re scrolling, chuckling at a filter, and when you land on a silly kitty one, you swipe it over his face before he can even flinch. He jolts, then goes rigid, a furious blush climbing from his collar up his neck. "The hell are you doing?!" he snarls, but his voice cracks on the last word. you—he’s caught completely off guard, and he…